Colorado Avalanche Information Center records · winters 1950–51 to 2024–25
Avalanche deaths in the United States
Since the winter of 1950–51, avalanches have killed 1,255 people in the United States. Deaths rose from about 4 a winter in the 1950s to 29 a winter in the 2000s as more people skied, climbed and rode snowmobiles into the backcountry. The last ten winters averaged 24. Colorado has lost 328, more than any other state.
- People killed
- 1,255in 75 winters
- Fatal avalanches
- 1,016each killed at least one person
- Killed per winter
- 16.7average over 75 winters
- Deadliest avalanche
- 11 killedMt Rainier, Washington · Jun 21, 1981
Winters
Deaths each winter
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Where they died
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People killed in each state
Fatal avalanche with a known location
What they were doing
Month of the year
A winter runs from October to September.
State
Every fatal avalanche
| Date | Place | Activity | Killed | Map and report |
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